The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 07, 2009
Filed:
Sep. 12, 2005
Applicant:
Mark Arnold, Englewood, OH (US);
Inventor:
Mark Arnold, Englewood, OH (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B23B 51/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
An alignment device for hole saw includes a first alignment member having a first end having an outer width slightly less than an inner diameter of the hole saw and serves as an alignment bearing surface therefor and a second end configured with a nose to be received adjacent a hole of a work piece and a draw bar and tightening member therewith for drawing the first alignment member against the work piece in a manner wherein the nose is self centering within the hole and thereby maintaining the first alignment member in a predetermined aligned position with respect to the work piece.